WO2014172848A1 - Module à del comprenant une structure de montage magnétique et écran d'affichage à del - Google Patents

Module à del comprenant une structure de montage magnétique et écran d'affichage à del Download PDF

Info

Publication number
WO2014172848A1
WO2014172848A1 PCT/CN2013/074582 CN2013074582W WO2014172848A1 WO 2014172848 A1 WO2014172848 A1 WO 2014172848A1 CN 2013074582 W CN2013074582 W CN 2013074582W WO 2014172848 A1 WO2014172848 A1 WO 2014172848A1
Authority
WO
WIPO (PCT)
Prior art keywords
led
panel
module
bottom case
mounting structure
Prior art date
Application number
PCT/CN2013/074582
Other languages
English (en)
Chinese (zh)
Inventor
薛元亭
沈伟峰
刘汉春
Original Assignee
成卓
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 成卓 filed Critical 成卓
Priority to PCT/CN2013/074582 priority Critical patent/WO2014172848A1/fr
Publication of WO2014172848A1 publication Critical patent/WO2014172848A1/fr

Links

Classifications

    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
    • G09F9/00—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements
    • G09F9/30—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements
    • G09F9/33—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements being semiconductor devices, e.g. diodes
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
    • G09F7/00—Signs, name or number plates, letters, numerals, or symbols; Panels or boards
    • G09F7/02—Signs, plates, panels or boards using readily-detachable elements bearing or forming symbols
    • G09F7/04—Signs, plates, panels or boards using readily-detachable elements bearing or forming symbols the elements being secured or adapted to be secured by magnetic means
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
    • G09F9/00—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements
    • G09F9/30—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements
    • G09F9/302—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements characterised by the form or geometrical disposition of the individual elements
    • G09F9/3026—Video wall, i.e. stackable semiconductor matrix display modules

Definitions

  • LED module with magnetic mounting structure and LED display screen
  • the invention relates to an LED module and an LED display structure.
  • LED display also known as electronic display or floating screen, is composed of LED dot matrix, which displays text, pictures, animations, videos, etc. through the lighting of different color LED lights.
  • the LED display has the following advantages: high brightness, low operating voltage, low power consumption, miniaturization, long life, shock resistance and stable performance.
  • the LED display screen is composed of an LED module and a display box body, wherein the LED module is composed of a dot matrix composed of LED lamp beads, and is responsible for the light-emitting display.
  • the current LED module and the display box need to be fixed by screws.
  • the upper part of the LED module needs to be removed first, then the LED module is attached with the maintenance board, and the hole of the removed screw is long. Screw, then remove the remaining screws of the LED module, the maintenance board removes the LED module, the whole removal process is very troublesome, not only reduces the maintenance efficiency, but also the multiple removal and installation of the screw may cause damage to the LED module, and also reduce The life of the LED display.
  • One of the objects of the present invention is to provide an LED module with a magnetic mounting structure which can solve the problem of low maintenance efficiency.
  • An LED module with a magnetic mounting structure comprising a bottom case, and a PCB light board fixedly mounted on the front surface of the bottom case, fixedly mounted on the PCB light board
  • the mask is made up of LEDs
  • the lamp bead array is composed of a sheet body made of a ferromagnetic material between the bottom case and the PCB lamp board, and a plurality of magnets and a plurality of positioning pins are mounted on the periphery of the back side of the bottom case, and the magnet and the bottom case are mounted in a mosaic .
  • the magnet is flush with the back surface of the bottom case.
  • the positioning pin is integrally formed with the bottom case.
  • the back surface of the bottom case is formed by a closed array of heat dissipation ribs, and the convex portion of the heat dissipation rib is located between the back surface of the bottom case and the PCB light board, and the heat dissipation rib has a cavity and The opening in which the cavity communicates, the opening of the heat dissipation rib is located on the back of the bottom case.
  • the heat dissipation rib array is formed like a closed louver structure and has an IP43 protection level, which effectively prevents the PCB light board from directly contacting the outside world.
  • the sheet body has a cross shape and is located in the middle of the bottom case.
  • a second object of the present invention is also to provide an LED display panel which can solve the problem of low maintenance efficiency.
  • An LED display screen comprising a plurality of LED modules with a magnetic mounting structure as described above, a display screen case and a ferromagnetic material
  • the panel is fixedly mounted on the front surface of the display box, and the panel is provided with a plurality of positioning holes matched with the positioning pins, and the positioning pins are inserted into the corresponding positioning holes to enable a plurality of LED modules with magnetic mounting structures.
  • the group covers the entire panel.
  • the display box and the panel are divided into Do not open a plurality of long through holes for allowing the LED module with the magnetic mounting structure to pass through, and the long through holes of the display box and the positions of the long through holes of the panel correspond to each other.
  • the long through hole of the panel has a flange rib, and the flange rib is located in the display box body, and the flange rib is integrally formed with the panel.
  • the power circuit module and the control circuit module can be removed for the front and the back, the LED display screen further includes a power circuit module and a control circuit module, and the power circuit module and the control circuit module are electrically connected to the PCB light board.
  • the connection, the power circuit module and the control circuit module are respectively fixed in two different elongated through holes of the display box by the captive screws and the slot pins.
  • the long through holes of the power circuit module and the control circuit module are respectively covered with a profile package cover.
  • the ferromagnetic material according to the present invention means one of iron, cobalt, nickel, and an alloy formed of two or three of them.
  • the LED module and the display box are mounted together by a magnetic structure, and the inside of the LED module has a sheet made of ferromagnetic material.
  • the LED module When removing, the LED module is only required to be used with a maintenance board with strong magnetic properties. By absorbing, the LED module can be removed from the display box, which is convenient, thereby improving the maintenance efficiency, and the magnetic structure is used for installation, thereby reducing the friction between the LED module and the display box. Improve the service life of LED modules.
  • DRAWINGS 1 is a schematic structural view of an LED module with a magnetic mounting structure according to a preferred embodiment of the present invention
  • Figure 2 is an enlarged view of the area A of Figure 1;
  • Figure 3 is a schematic structural view of the back surface of Figure 1;
  • Figure 4 is an enlarged view of the B area of Figure 3;
  • Figure 5 is a schematic view showing the structure of the mask and the PCB light board omitted in Figure 1;
  • Figure 6 is an enlarged view of the area C of Figure 5;
  • FIG. 7 is a schematic view showing the installation of an LED display screen according to a preferred embodiment of the present invention.
  • Figure 8 is an enlarged view of the D area of Figure 7;
  • Figure 9 is a schematic view of the back structure of Figure 7;
  • Figure 10 is a schematic view of the front structure of the panel of Figure 7;
  • Figure 1 is a schematic view of the back structure of the panel of Figure 7;
  • Figure 1 2 is a schematic view showing the structure of the outline of the profile encapsulation cover and the LED module with the magnetic mounting structure;
  • Figure 13 is an enlarged view of the E area of Figure 12;
  • Figure 14 is a schematic view showing the disassembly of the LED display screen according to the preferred embodiment of the present invention
  • Figure 15 is a schematic view showing the structure of the maintenance hand of Figure 14;
  • Figure 16 is a schematic view showing the assembly of an LED display screen according to a preferred embodiment of the present invention
  • Figure 17 is a schematic view showing the structure of the steel wire rope of Figure 16;
  • an LED module 100 with a magnetic mounting structure includes a bottom case 3, and a PCB light board 1 fixedly mounted on the front surface of the bottom case 3, and is fixedly mounted on the PCB light board 1.
  • the mask 2 is composed of an array of LED lamp beads (not shown).
  • the sheet body 7 has a cross shape and is located at the center of the bottom case 3.
  • a plurality of magnets 4 and a plurality of positioning pins 5 are mounted on the periphery of the back surface of the bottom case 3, and the magnets 4 are mounted inlaid with the bottom case 3.
  • the magnet 4 is flush with the back surface of the bottom case 3.
  • the positioning pin 5 is integrally formed with the bottom case 3.
  • the back surface of the bottom case 3 is formed by an array of closed heat dissipation ribs 6.
  • the convex portion 601 of the heat dissipation rib 6 is located between the back surface of the bottom case 3 and the PCB light board 1.
  • the heat dissipation rib 6 has a cavity (not shown). And an opening (not shown) communicating with the cavity, the opening of the heat dissipation rib 6 being located at the back of the bottom case 3. That is to say, the array of heat dissipating ribs 6 is formed like a closed louver structure, and has an IP43 protection level, which effectively prevents the PCB panel 1 from directly contacting the outside world.
  • the embodiment further discloses an LED display screen comprising a plurality of LED modules 100 with a magnetic mounting structure as shown in FIGS. 1 to 5 , and a display box body. 9 and a panel 8 made of ferromagnetic material.
  • the panel 8 is fixedly mounted on the front surface of the display box 9.
  • the panel 8 is provided with a plurality of positioning holes 801 matched with the positioning pins 5.
  • the positioning pins 5 are inserted into the corresponding positioning holes 801, so that the plurality of magnetic mountings are performed.
  • the structured LED module 100 covers the entire panel 8.
  • the display box body 9 and the panel 8 are respectively provided with a plurality of elongated through holes 901 and 803 for allowing the LED module 100 with the magnetic mounting structure to pass, and the elongated through holes 901 of the display box 9 and the panel 8
  • the positions of the elongated through holes 803 correspond to each other.
  • the elongated through hole 803 of the panel 8 has a flanged rib 802, and the flanged rib 802 is located in the display case 9, and the flanged rib 802 is integrally connected to the panel 8.
  • the LED display screen of the embodiment further includes a power circuit module 11 and a control circuit module 12, and the power circuit module 11 and the control circuit module 12 are electrically connected to the PCB light board 1, and the power circuit module 11 and the control circuit module 12 respectively pass through the pine.
  • the captive screws 13 and the slot pins 14 are fixedly mounted in two different elongated through holes 901 of the display box 9.
  • the installation of the power circuit module 11 is taken as an example (the control circuit module 12 is also mounted in the same manner), and the lower portions of the opposite side walls of the elongated through hole 901 are provided with the card slot pins 14 and the upper portions are mounted with loose
  • the lower part of the power circuit module 11 is engaged with the slot pin 14 , and the upper part of the power circuit module 1 1 is screwed to the captive screw 13 . Since the power circuit module 11 and the control circuit module 12 are all installed in the elongated through hole 901, the power circuit module 11 can be easily removed during maintenance and disassembly, regardless of the front or back of the display case 9.
  • the control circuit module 12 is taken out.
  • the strip-shaped through-holes 901 on which the power circuit module 11 and the control circuit module 12 are mounted are respectively covered with a profile package cover 10 so as to form a power supply box and a control box, respectively.
  • a strong magnetic body is also embedded in the periphery of the back surface of the display case 9.
  • the iron 15 and the powerful magnet 15 are flush with the back surface of the display case 9.
  • the installation process of the LED display screen is as follows: The panel 8 is mounted with the display box 9 by screws, and then the positioning pins 5 of the LED module 100 are aligned with the corresponding positioning holes 801 on the panel 8. The positioning pin 5 is inserted into the corresponding positioning hole 801, and the magnet 4 and the panel 8 are sucked together to complete the installation, which is very convenient. Since the magnet 4 and the bottom case 3 are embedded, it is not necessary to adjust the height of the magnet 4. After installation, the LED module 100 is tightly coupled with the panel 8, and no adjustment is required.
  • the process of removing the LED module 100 and the panel 8 is: aligning the suction end of the maintenance handle 200 with the middle of the LED module 100, and maintaining the strong magnet 201 and the LED of the handle 200 The inner body 7 of the module 100 is sucked, and then the maintenance handle 200 is pulled outward, so that the LED module 100 can be easily removed from the panel 8, without the need to screw the screw, which is very convenient.
  • the process of assembling the plurality of LED display screens of the present embodiment is as follows: the strong magnet 15 on the back of the display box 9 is used to pull the iron tube 300, and then the iron is taken by the steel wire rope 400.
  • the tube 300 is locked to the display housing 9 for reinforcement.
  • the wire rope 400 includes a fixed end 402 and a fastening portion 401. In use, the wire rope 400 winds the iron pipe 300 and the display box body 9, and then fastens the fastening portion 401 and the fixed end 402, and the assembly process is quick and convenient. .

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  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Devices For Indicating Variable Information By Combining Individual Elements (AREA)
  • Multimedia (AREA)

Abstract

La présente invention concerne un module à DEL (Diode ÉlectroLuminescente) (100) comprenant une structure de montage magnétique, et un écran d'affichage à DEL. Le module à DEL comprend un boîtier inférieur (3), un panneau de lampe à carte à circuit imprimé (1) monté de manière fixe sur l'avant du boîtier inférieur (3), et un masque (2) monté de manière fixe sur le panneau de lampe à carte à circuit imprimé (1); ledit masque (2) est constitué de réseaux de billes de lampe à DEL, une feuille (7) composée d'un matériau ferromagnétique est placée entre le boîtier inférieur (3) et le panneau de lampe à carte à circuit imprimé (1), et une pluralité d'aimants (4) et une pluralité de chevilles de positionnement (5) sont montés sur la périphérie de l'arrière du boîtier inférieur (3), lesquels aimants (4) sont incrustés dans le boîtier inférieur (3). Le module à DEL (100) et un corps de boîtier d'écran d'affichage (9) sont montés ensemble à l'aide d'une structure magnétique et en outre, le module à DEL (100) est pourvu à l'intérieur d'une feuille composée d'un matériau ferromagnétique, ainsi lorsqu'un démontage est nécessaire, le module à DEL peut être démonté du corps de boîtier d'écran d'affichage (9) de manière très opportune uniquement en disposant d'un panneau de maintenance fortement magnétique permettant d'attirer le module à DEL (100), ce qui permet d'améliorer l'efficacité de la maintenance.
PCT/CN2013/074582 2013-04-24 2013-04-24 Module à del comprenant une structure de montage magnétique et écran d'affichage à del WO2014172848A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
PCT/CN2013/074582 WO2014172848A1 (fr) 2013-04-24 2013-04-24 Module à del comprenant une structure de montage magnétique et écran d'affichage à del

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/CN2013/074582 WO2014172848A1 (fr) 2013-04-24 2013-04-24 Module à del comprenant une structure de montage magnétique et écran d'affichage à del

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WO2014172848A1 true WO2014172848A1 (fr) 2014-10-30

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Cited By (26)

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CN105023520A (zh) * 2015-07-07 2015-11-04 长治市华杰光电科技有限公司 Led显示屏半户外用面罩结构
CN105427759A (zh) * 2016-01-12 2016-03-23 利亚德光电股份有限公司 显示屏组件及具有其的显示装置
US20160103503A1 (en) * 2014-10-13 2016-04-14 Hau Pham Qwert ergonomic keyboard apparatus
CN105528968A (zh) * 2015-10-14 2016-04-27 南京洛普科技有限公司 多层磁吸式前维护小间距led显示屏
CN105869517A (zh) * 2016-04-22 2016-08-17 淄博矿业集团有限责任公司许厂煤矿 一种矿用智能设备标牌装置及其制造方法
CN105938689A (zh) * 2016-06-23 2016-09-14 佛山市青松科技股份有限公司 一种led显示屏模块与箱体的组合结构
WO2016176900A1 (fr) * 2015-05-05 2016-11-10 深圳市壹品光电有限公司 Écran d'affichage à del
WO2017181624A1 (fr) * 2016-04-19 2017-10-26 深圳市洲明科技股份有限公司 Dispositif d'éjection
GB2554182A (en) * 2016-04-19 2018-03-28 Unilumin Group Co Ltd Ejection device
WO2018116101A1 (fr) * 2016-12-23 2018-06-28 Bematrix Bvba Module d'affichage pour un kiosque d'exposition temporaire
WO2018132734A1 (fr) * 2017-01-13 2018-07-19 Daktronics, Inc. Structures de montage pour un dispositif d'affichage de banderole
CN108615469A (zh) * 2015-02-15 2018-10-02 北京环宇蓝博科技有限公司 Led显示屏幕罩及led显示屏
CN108806525A (zh) * 2018-07-11 2018-11-13 深圳明智超精密科技有限公司 一种led显示屏面罩
CN109493749A (zh) * 2019-01-23 2019-03-19 金罡视觉技术（深圳）有限公司 一种无框架透明led显示屏的安装结构及安装方法
GB2567649A (en) * 2017-10-18 2019-04-24 Motionled Tech Limited Display panel
CN110021241A (zh) * 2019-05-22 2019-07-16 上海光纳电子科技有限公司 一种具有防潮功能的户外led灯看板
CN110428748A (zh) * 2019-08-09 2019-11-08 厦门强力巨彩光电科技有限公司 一种led显示屏面罩的制造方法
CN110537218A (zh) * 2017-01-13 2019-12-03 达科电子股份有限公司 用于横幅显示器的复合安装结构
US10495255B2 (en) * 2014-12-29 2019-12-03 Planar Systems, Inc. Mount with hidden magnetically actuated positioning
WO2020067924A1 (fr) * 2018-09-27 2020-04-02 Алексей Викторович ШТОРМ Système magnétique de fixation de modules d'écrans vidéo avec transmission sans fil de données
CN111095388A (zh) * 2017-08-16 2020-05-01 达科电子股份有限公司 用于显示模块的磁闩锁
CN113531324A (zh) * 2021-07-14 2021-10-22 深圳市战音科技有限公司 一种组合显示屏系统
RU2759139C1 (ru) * 2020-11-17 2021-11-09 Общество с ограниченной ответственностью «ЭМИКС Система крепления светодиодных модулей, доступных для фронтального обслуживания
WO2022054125A1 (fr) * 2020-09-08 2022-03-17 三菱電機株式会社 Dispositif d'affichage vidéo et système à affichage multiple
CN115083293A (zh) * 2021-03-16 2022-09-20 西安青松光电技术有限公司 一种显示屏拼接固定结构、显示屏和显示屏安装方法
WO2023137902A1 (fr) * 2022-01-24 2023-07-27 深圳市联建光电有限公司 Mécanisme anti-chute à attraction magnétique de maintenance avant d'un écran d'affichage à del

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Cited By (43)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20160103503A1 (en) * 2014-10-13 2016-04-14 Hau Pham Qwert ergonomic keyboard apparatus
US10068519B2 (en) * 2014-10-13 2018-09-04 Hau Pham Methods and ergonomic keyboard for data entry with modular keyboard housing and built-in toplights
US10495255B2 (en) * 2014-12-29 2019-12-03 Planar Systems, Inc. Mount with hidden magnetically actuated positioning
CN108615469A (zh) * 2015-02-15 2018-10-02 北京环宇蓝博科技有限公司 Led显示屏幕罩及led显示屏
WO2016176900A1 (fr) * 2015-05-05 2016-11-10 深圳市壹品光电有限公司 Écran d'affichage à del
CN105023520A (zh) * 2015-07-07 2015-11-04 长治市华杰光电科技有限公司 Led显示屏半户外用面罩结构
CN105528968A (zh) * 2015-10-14 2016-04-27 南京洛普科技有限公司 多层磁吸式前维护小间距led显示屏
KR20170084678A (ko) * 2016-01-12 2017-07-20 레야드 옵토일렉트로닉 컴퍼니 리미티드 디스플레이 모듈 및 이를 구비한 표시장치
EP3193321A1 (fr) * 2016-01-12 2017-07-19 Leyard Optoelectronic Co., Ltd Écran d'affichage et dispositif d'affichage en disposant
JP2017126059A (ja) * 2016-01-12 2017-07-20 利▲亜▼▲徳▼光▲電▼股▲フン▼有限公司 ディスプレイアセンブリ及びそれを備えた表示装置
KR101864027B1 (ko) * 2016-01-12 2018-06-01 레야드 옵토일렉트로닉 컴퍼니 리미티드 디스플레이 모듈 및 이를 구비한 표시장치
US20170202098A1 (en) * 2016-01-12 2017-07-13 Leyard Optoelectronc Co., Ltd. Display screen assembly and display device having the same
CN105427759A (zh) * 2016-01-12 2016-03-23 利亚德光电股份有限公司 显示屏组件及具有其的显示装置
US10314181B2 (en) * 2016-01-12 2019-06-04 Leyard Optoelectronic Co., Ltd. Display screen assembly and display device having the same
GB2554182B (en) * 2016-04-19 2021-08-18 Unilumin Group Co Ltd Ejection device
WO2017181624A1 (fr) * 2016-04-19 2017-10-26 深圳市洲明科技股份有限公司 Dispositif d'éjection
GB2554182A (en) * 2016-04-19 2018-03-28 Unilumin Group Co Ltd Ejection device
US10621895B2 (en) 2016-04-19 2020-04-14 Unilumin GroupCo., Ltd. Ejection device
CN105869517A (zh) * 2016-04-22 2016-08-17 淄博矿业集团有限责任公司许厂煤矿 一种矿用智能设备标牌装置及其制造方法
CN105938689A (zh) * 2016-06-23 2016-09-14 佛山市青松科技股份有限公司 一种led显示屏模块与箱体的组合结构
WO2018116101A1 (fr) * 2016-12-23 2018-06-28 Bematrix Bvba Module d'affichage pour un kiosque d'exposition temporaire
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